package ooday02;

public class Student extends Person {

    String className;
    String stuId;

    Student(String name,int age,String address,String className,String stuId){
        super(name,age,address);
        this.className=className;
        this.stuId=stuId;
    }
    void study(){
        System.out.println(name+"正在学习");
    }
    void sayHi(){
        super.sayHi();
        System.out.println("，班级为："+className+",学号为："+stuId);
    }

}


